﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Demo01
{
    class Calculate
    {
        protected int a;
        protected int b;

        public virtual void DisplayResult() {
           
        }
        public Calculate(int a,int b ) {
            this.a = a;
            this.b = b;
        }
    }
}
